From 304de5238202f1183d814b0dfd7e81675e814a39 Mon Sep 17 00:00:00 2001
From: "mr. m" <91018726+mr-cheffy@users.noreply.github.com>
Date: Thu, 16 Jul 2026 22:32:30 +0200
Subject: [PATCH] gh-14619: Fixed split view drag opening new windows
 (gh-14621)

---
 src/zen/drag-and-drop/ZenDragAndDrop.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/zen/drag-and-drop/ZenDragAndDrop.js b/src/zen/drag-and-drop/ZenDragAndDrop.js
index f4a4e17ee..7db5ae22e 100644
--- a/src/zen/drag-and-drop/ZenDragAndDrop.js
+++ b/src/zen/drag-and-drop/ZenDragAndDrop.js
@@ -898,7 +898,10 @@
 
     handle_windowDragLeave(event) {
       // If relatedTarget exists, then we are still in the window
-      if (event.relatedTarget) {
+      if (
+        event.relatedTarget ||
+        event.target.id === "zen-split-view-fake-browser"
+      ) {
         return;
       }
       const canvas = this._tabbrowserTabs._dndCanvas;